You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Choptank Mills, along Mud Mill Road on the west side of Mud Mill Pond just north of the road. Remove constraint Place: Choptank Mills, along Mud Mill Road on the west side of Mud Mill Pond just north of the road. Topic Cyperaceae Remove constraint Topic: Cyperaceae